Nuance Vocalizer Developer's Guide - Avaya Support

3 Use the Nuance parameter client.TTSAddresses to specify the location ofthe running TTS server when you start your application. For example, if youhave an application you start with the command-line program my_app thataccepts Nuance parameters on the command line:> my_app client.TTSAddresses=coyoteChanging the portsettingBy default, Vocalizer uses the port 32323 to listen for direct requests from arecognition client. To use a different port:1 Set the tts.Port parameter on the vocalizer command line to the new port:> vocalizer lm.Addresses=hostname:8471 tts.Port=53532 Include the port number in the client.TTSAddresses setting:> my_app client.TTSAddresses=coyote:5353If you are running multiple TTS servers, you can specify them all as acomma-separated list in the client.TTSAddresses parameter, for example:> my_app client.TTSAddresses=coyote,roadrunnerWhen the recognition client needs to issue a TTS request, it tries to connect tothe first TTS server in the list, then the second, and so on, until it successfullyconnects to an available server.Using the Nuance Watcher to start VocalizerThe Nuance Watcher, shipped with the Nuance System, is an operations toolthat monitors Nuance processes and can restart them if they fail. You can alsouse the Nuance Watcher to manually start and stop processes, and query theparameter information associated with a given process. Vocalizer is integratedwith the Nuance Watcher, meaning that you can start and stop Vocalizerthrough the Watcher, and have the Watcher restart the Vocalizer TTS serverprocess if it fails.To use the Watcher, you run the Nuance watcher-daemon on each host machine inyour Nuance configuration. That Watcher can detect and communicate with anyNuance process—including resource managers, recognition servers, and TTSservers—running on the machine. Each Watcher can also communicate withother Watchers on other machines in your network. Typically, you use onemaster Watcher to monitor all Nuance processes on all machines in yourconfiguration:20Nuance Vocalizer 3.0Developer’s Guide